A homogenous spherical body, a series of which provides the rolling elements in a bearing, ball (as modified). The item is designed primarily to alleviate friction. It may have other usages such as the checking component in a ball-type check valve. Excludes:ball,check; ball,valve,ported.
ball style designator, steel comp 5140 overall material, 0.0002 in. sphericity per ball,porm 0.0020 in dia variation per container,porm 0.0005 in. dia variation per shipment; hardness rating rockwell c min 60.0 and max 67.0 special features, 0.1230 inches nominal rolling element diameter